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(Node.js) Box.com Upload File

See more Box Examples

Demonstrates how to upload a file to box.com.

Install Chilkat for Node.js and Electron using npm at

Chilkat npm packages for Node.js

Chilkat npm packages for Electron

on Windows, Linux, MacOSX, and ARM

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node21-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node21-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node21-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node21-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node21-linux64');
    }
} else if (os.platform() == 'darwin') {
    if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node21-mac-m1');
    } else {
        var chilkat = require('@chilkat/ck-node21-macosx');
    }
}

function chilkatExample() {

    // This requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // ------------------------------------------------------------------------------------------
    // Important:
    // See this information about Box.com Service Accounts
    // Box.com will automatically generate a Service Account where the name of the account is the name of your App. 
    // When you make API calls, it is for this service account, and the files that exist and what you see are not the same as your normal account.
    // ------------------------------------------------------------------------------------------

    var rest = new chilkat.Rest();
    var success;

    //   Provide a previously obtained OAuth2 access token.
    var oauth2 = new chilkat.OAuth2();
    oauth2.AccessToken = "BOX_ACCESS_TOKEN";
    rest.SetAuthOAuth2(oauth2);

    // First, make the initial connection.
    // A single REST object, once connected, can be used for many Box REST API calls.
    // The auto-reconnect indicates that if the already-established HTTPS connection is closed,
    // then it will be automatically re-established as needed.
    var bAutoReconnect = true;

    // ----------------------------------------------------------------------
    // IMPORTANT: Note that the domain is "upload.box.com", not "api.box.com"
    // ----------------------------------------------------------------------
    success = rest.Connect("upload.box.com",443,true,bAutoReconnect);
    if (success !== true) {
        console.log(rest.LastErrorText);
        return;
    }

    // The request body uses the "multipart/form-data" format to transmit two "parts". 
    // The first part is called "attributes" and contains a JSON object with information about the file, including the name of the file 
    // and the ID of the parent folder. The second part contains the contents of the file. 
    // (Note that the name of the second "part" is ignored.)

    rest.AddHeader("Content-Type","multipart/form-data");

    // Provide the content for each part of the request...

    // First the JSON attributes.  Use "0" for the root folder.
    //   {"name":"penguins.jpg", "parent":{"id":"0"}}
    var jsonAttr = new chilkat.JsonObject();
    jsonAttr.UpdateString("name","penguins.jpg");
    jsonAttr.UpdateString("parent.id","0");

    rest.PartSelector = "1";
    rest.AddHeader("Content-Disposition","form-data; name=\"attributes\"; ");
    rest.SetMultipartBodyString(jsonAttr.Emit());

    rest.PartSelector = "2";
    rest.AddHeader("Content-Disposition","form-data; name=\"file\"; filename=\"penguins.jpg\"");
    // "application/octet-stream" can be safely used for any type file..
    rest.AddHeader("Content-Type","application/octet-stream");

    // Load the file into a binary data object, and then upload..
    var fileDataObj = new chilkat.BinData();
    fileDataObj.LoadFile("qa_data/jpg/penguins.jpg");
    rest.SetMultipartBodyBd(fileDataObj);

    // Restore the PartSelector to "0" (for safety, in case something else sends another request on this object)
    rest.PartSelector = "0";

    // Send the multipart/form-data request, which uploads the file contained in fileDataObj
    var responseBody = rest.FullRequestMultipart("POST","/api/2.0/files/content");
    if (rest.LastMethodSuccess !== true) {
        console.log(rest.LastErrorText);
        return;
    }

    // A 201 is received for a successful upload
    if (rest.ResponseStatusCode !== 201) {
        console.log("Box.com upload failed.");
        console.log("Request header:");
        console.log(rest.LastRequestHeader);
        console.log("---");
        console.log("Response status code = " + rest.ResponseStatusCode);
        console.log("Response body:");
        console.log(responseBody);
        return;
    }

    console.log("File uploaded.");

}

chilkatExample();

 

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